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Part Number 83521

7-Day Programmable Thermostat


Improve your heating and cooling system. The 7-day programmable thermostat keeps your home’s temperature perfect. Configure separate temperature settings for complete comfort. A large, backlit LCD screen allows for easy viewing and control.

Top reasons to choose the Orbit 7-Day Programmable Thermostat

Save Money

Save Money

Heat or cool only when you need it. Don’t waste money heating or cooling an empty house. Save money on your HVAC.

Easy Programmability

Easy Programmability

Schedule days, repeat days, set hours for when you are and aren’t home. Have the perfect temp when you come home.

Attractive Design

Attractive Design

Designed to be aesthetically pleasing. No need to hide or cover this up. The sleek design looks good in any room.

Have more control over your heating and cooling system. Schedule times so you’re not wasting heating or cooling on an empty home. Save money on your HVAC with this attractively designed, easy to read thermostat.

01 / Hot & So Cool

Set Perfect Temperatures

01 / Hot & So Cool

Have your home set for the perfect temperature when you get home. Never too hot or too cold. Easy schedules and timer make getting the perfect temperature simple.

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02 / Sight to See

Easy to Read

02 / Sight to See

A large, backlit LCD screen makes it easy to read schedules and functions even in the dimmest light. Attractive design means you won’t want to cover it up.

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03 / Regularly Scheduled Program

More Control Over Schedules & Temps

03 / Regularly Scheduled Program

Easily schedule by copying one day to the next, reschedule, change temps manually, set time for when you’re away for a few hours, days or weeks. Auto/manual fan modes as well as heat/cool and off modes.

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Technical Specifications

Format F० or C०
Modes Heat/Cool/Off
Minimum Cycle Period Adjustable 6 - 10 - 12 - 15 - 20 - 30 - 60
Screen Backlit LCD
Power Requirements 120V AC/60Hz Input 24V AC Output
Programmability 7 days
4 cycles per day
Fan Modes Auto and On
Compatibility •1-Stage Gas Furnaces •Electric or Gas Fan •1-Stage Oil Systems •1-Stage Heat Pumps •1-Stage Cooling Systems •Millivolt Systems
Temperature Offset Yes
Warranty 3 Years
Manual Hold Yes

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